Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2015 1 20.  Predictions up to the next  10.0 days:

Date(AQUA)     Time(AQUA)   AQUA Lat/Lon   Date(NPP)     Time(NPP)    NPP Lat/Lon    Distance (km)   Time Diff(sec)
 01/22/2015   06:31:01   (  46.52, -65.04) 01/22/2015   06:37:20    (  46.94, -66.99)  156.16            379
 01/24/2015   17:28:16   (  49.97, -67.92) 01/24/2015   17:26:34    (  49.79, -69.02)   81.59            102
 01/24/2015   19:06:18   (  46.94, -91.42) 01/24/2015   19:07:09    (  46.63, -93.07)  130.13             51
 01/24/2015   20:42:41   (  37.98,-113.11) 01/24/2015   20:46:02    (  37.54,-115.24)  193.44            201
 01/27/2015   06:57:00   (  20.02, -77.24) 01/27/2015   06:51:14    (  19.89, -76.70)   58.62            346
 01/27/2015   08:33:52   (  27.31,-100.20) 01/27/2015   08:30:37    (  27.31,-100.19)    0.81            195
 01/27/2015   10:07:15   (  47.07,-118.91) 01/27/2015   10:06:26    (  47.14,-119.22)   24.84             49
 01/29/2015   21:04:37   (  49.95,-121.99) 01/29/2015   20:56:18    (  51.83,-122.28)  210.16            499
 01/30/2015   07:19:36   (  49.92, -76.05) 01/30/2015   07:26:48    (  50.34, -78.20)  159.89            432